... described in Secs. 3 4 , the frequency response of the open-loop system consisting of the original plant and the PD controller with K = 1 can be calculated, as shown in Fig. 5 . The generated frequency response is shown on the Nyquist plot in Fig. 3 . From robust Nyquist stability theory...

... multi-objective adaptive controller as a precursor to an experimental study. adaptive control electric machines force control frequency-domain analysis machine bearings machine control magnetic bearings open loop systems rotors singular value decomposition time-domain analysis vibration...

... feedforward FIR filters fuel systems mechanical variables control open loop systems Regulating the air-to-fuel ratio (AFR) of an internal combustion engine is a challenging control problem that relies heavily on experimental calibration. In recent years, the calibration burden has been reduced...

... level with an open-loop controller. The closed-loop multirate system identification is required. Closed-loop system identification using PRBS q -Markov Cover was applied to obtain open-loop system models of a VVT cam actuator system. The proposed closed-loop system identification approach provides...

... with the time-optimal solution. The implications and limits are also discussed. acceleration control actuators feedback flexible manipulators open loop systems robust control time optimal control Compared with their rigid counterparts, flexible robots can be lighter, faster, cheaper, more...

... surface when starting from rest. Lastly, a control law singularity in particle speed is overcome numerically. 11 06 2008 17 05 2009 28 04 2010 28 04 2010 boundary-value problems calculus curve fitting iterative methods mechanics open loop systems optimal control state...

... the need for miniature sensors and high-speed real-time controllers in situ. 06 02 2008 19 05 2009 01 12 2009 01 12 2009 adaptive control motion control nonlinear control systems open loop systems optical feedback optical scanners robust control Researchers...

... tracking error adaptive control drives fasteners machine tools open loop systems torsion variable structure systems vibration control 05 07 2007 27 04 2009 18 08 2009 2009 American Society of Mechanical Engineers ...

... investigates the stability of the new method for locating gain limits. Stability conditions are global and independent of the dynamical characteristics of the open-loop system. Using root locus plots, proper compensator frequency is identified and damping of the closed-loop system is studied. The performance...

... materials intelligent structures Kalman filters magnetostrictive devices nonlinear control systems open loop systems optimal control perturbation techniques PI control piezoelectric actuators piezoelectric materials piezoelectric transducers shape memory effects stochastic processes...

... 2008 boundary layers control system synthesis feedback flow flow control Navier-Stokes equations nonlinear control systems open loop systems Boundary flow control has received significant research attention during the last decades. Most flow applications modeled by Burgers...

... in comparison to the typical open-loop operation of the MEMS relay. 09 01 2007 20 08 2008 05 12 2008 adaptive control asymptotic stability electromagnetic devices electrostatic devices feedback Lyapunov methods microrelays nonlinear dynamical systems open loop systems transient...

... systems open loop systems suspensions vibration control vibrations Efforts to reduce or eliminate residual oscillations in rest-to-rest motions of freely suspended payloads have been underway for some time. This is a common problem encountered in many sectors of industry including...

... 29 02 2008 closed loop systems control system synthesis feedback force control graph theory open loop systems pneumatic actuators valves Control of the interaction force between a robot manipulator and its environment is critical for the successful execution of many industrial...

... optimal control automotive engineering impact (mechanical) control system synthesis open loop systems springs (mechanical) feedback impact isolation optimal control automobile crashworthiness The seat belt is widely regarded to be the most important piece of safety equipment...

... shapes will be different but the temporal equations will be the same. 07 12 2004 10 04 2006 optical scanners robust control nonlinear dynamical systems nonlinear control systems open loop systems feedback linear quadratic control linearisation techniques control nonlinearities...

... . Manuscript received November 29, 2003; final revision, February 25, 2004. Review conducted by: M. Goldfarb. 29 November 2003 25 February 2004 11 03 2005 robust control delay systems control system synthesis open loop systems transfer functions three-term control gain control...

... dynamics contributes additional nonminimum phase zeros that degrade the servo system performance in terms of closed-loop bandwidth, disturbance rejection and sensitivity to modeling uncertainty. The zeros of the open loop system are found to vary with the geometric parameters of the motor-tachometer...

... SYSTEMS, MEASUREMENT, AND CONTROL . Manuscript received by the ASME Dynamic Systems and Control Division December 17, 2003. Associate Editor: F. Ghorbel. 17 December 2003 03 12 2004 predictive control pendulums nonlinear control systems open loop systems iterative methods...

... linear and nonlinear conventional controllers in the presence of unmodeled dynamics and parameter variations. 13 06 2002 09 08 2004 neurocontrollers nonlinear control systems flexible manipulators open loop systems control nonlinearities stability control system synthesis...